The mean grade on the last
Geometry test was 78. If Kate
scored a 90 and her z-score
wa...
Mathematics, 12.06.2020 09:57 angeisthe72
The mean grade on the last
Geometry test was 78. If Kate
scored a 90 and her z-score
was 2.5, find the standard
deviation for the test.
Answers: 2
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